1. You / speak / Greek ?
2. Bill / know / Mr. Jameson ?
3. We / not live / in a large house
4. Alexandre / not go / to the beach very often
5. I / have to / attend the ceremony ?
6. Jane / watch / television at the moment ?
7. Costas / not work / in a bank
8. The children / not listen / to their mother now
9. They / live / in New York ?
10. William / study / at present ?
11. Where / you / usually spend / your holiday ?
12. I / not earn much money today

Cho đường tròn (O, R) từ điểm A ngoài đường tròn (O) vẽ hai tiếp tuyến AB, AC với (O) (B, C lần lượt là các tiếp điểm.

a, Chứng minh tứ giác ABOC là tứ giác nội tiếp

b, Gọi D là trung điểm của AC, BD cắt đường tròn tại E, đường thẳng AE cắt đường tròn (O) tại điểm thứ hai là F. Chứng minh AB² = AE. AF

c, Chứng minh BC = CF

Các bạn giúp mình với mình đang cần gấp ạ

Một cano xuôi dòng từ A đến B dài 90km sau đó lại ngược dòng tới địa điểm C cách bến B 80km. Thời gian cano xuôi dòng ít hơn thời gian ngược dòng là 12 phút. Tính vận tốc riêng của cano biết vận tốc dòng nước là 5km/h.

Cho đường tròn (O, R), từ điểm A nằm ngoài đường tròn (O) vẽ hai tiếp tuyến AB, AC với (O) (B, C lần lượt là các tiếp điểm)

a, C/m ABOC là tứ giác nội tiếp

b, Gọi D là trung điểm của AC, BD cắt đường tròn tại E, đường thẳng AE cắt đường tròn (O) tại điểm thứ hai là F. C/m AB²= AE. AF

c, C/m BC=CF

Giúp mình với ạ mình đang cần gấp

I. Rewrite the sentences below.

1. Maryam is sorry that she has to leave Viet Nam tomorrow.

Maryam wishes......

2. Young people didn't usually wear jeans at the beginning of the 20th century.

Young people didn't.......

3. He started designing clot more than twenty years ago.

He has been......

4. An experience tailor can complete a kimono in a single day.

A kimono.....

5. I'd rather not take that exam tomorrow.

I wish........

6. This is his first visit to the National Museum.

He has.........

7. Most people can understand him when he speaks Malay.

He can make......

8. Could I borrow your surfboard please?

Would you.....

9. My parents didn't let me stay out late when I was younger.

I.....

10. They have just introduced a new style of jeans.

A new style.....

11. What a pity. I'm not lying on a beautiful sunny beach.

I wish....

12. Dane wishes he had spoken his mind at the meeting.

Dane regretted.......

13. The police must be phoned immediately.

Someone......

14. Is that the place where you lived before.

Did you use.......

15. This is best concert I have ever been to

I've never been.......

16. There is no need for you to do any work if you don't feel like it.

If you don't feel.....

17. It's Linda's sixteenth birthday on Wednesday.

Linda will.......

18. Do you ever regret not learning how to swim?

I wish......

19. This is his the first time learning English.

He has.......

20. "How good are your English speaking skills?" she asked Hoa.

21. Can I offer you a cup of coffee?

Would you.....

22. "Will you send me some details of the course and fees? " Mr. John asked the manager .

I. Rewrite the sentences below.

1. Maryam is sorry that she has to leave Viet Nam tomorrow.

Maryam wishes......

2. Young people didn't usually wear jeans at the beginning of the 20th century.

Young people didn't.......

3. He started designing clot more than twenty years ago.

He has been......

4. An experience tailor can complete a kimono in a single day.

A kimono.....

5. I'd rather not take that exam tomorrow.

I wish........

6. This is his first visit to the National Museum.

He has.........

7. Most people can understand him when he speaks Malay.

He can make......

8. Could I borrow your surfboard please?

Would you.....

9. My parents didn't let me stay out late when I was younger.

I.....

10. They have just introduced a new style of jeans.

A new style.....

11. What a pity. I'm not lying on a beautiful sunny beach.

I wish....

12. Dane wishes he had spoken his mind at the meeting.

Dane regretted.......

13. The police must be phoned immediately.

Someone......

14. Is that the place where you lived before.

Did you use.......

15. This is best concert I have ever been to

I've never been.......

16. There is no need for you to do any work if you don't feel like it.

If you don't feel.....

17. It's Linda's sixteenth birthday on Wednesday.

Linda will.......

18. Do you ever regret not learning how to swim?

I wish......

19. This is his the first time learning English.

He has.......

20. "How good are your English speaking skills?" she asked Hoa.

21. Can I offer you a cup of coffee?

Would you.....

22. "Will you send me some details of the course and fees? " Mr. John asked the manager .

I. Rewrite the sentences below

1. My sister is tôo young to stay at home alone. (enough)

2. "Why don't you ask your teacher for advice? " my brother said to me.

My brother.......

3. Nhung is talking with a girl with a blobd hair. (Relative Clause)

4. You may get lost, so take a map with you. (in case)

5. It's such a difficult question that can't find the answer.

The question is........

6. John and Nam have been pen pals for over two years.

John and Nam became.....

7. Lan always passed the mosque on Hang Luoc Stress when she went to primary school.

Lan.......

8. They wish they could stay longer.

They would rather their.....

9. It seem very difficult for Mai to have a trip aboard.

Having a trip........

10. She works in the evenings so she doesn't usually get up early.

She's not used to......

11. Children between the age of 6 and 16 have to go to school in Malaysia.

Education is......

12. Due to the traffic in Viet Nam, forein tourists prefer walking to driving.

Foreign tourists would rather.......

13. Carol usually went to a lot of parties bu she doesn't now

Carol........

Rewrite the sentences below

1. We couldn't get to work because is rained heavily

Because of...........

2. I am sorry i didn't come to your birthday party last night because i was too busy

I wish...........

Rewrite the sentences blow

1. We went to Chicago for the first time.

We have.........before

2. The police arrived too late, so the robber escaped.

By the time the police arrived.....

3. The phone call interruped my breakfast.

I was......

4. Sheila went out for the evening, but first she washed her hair.

Before Sheila.....

5. First Trudy read the book and then she decided that she didn't like it.

After Trudy......

6. They got to the theatre after the beginning of the play.

When they....

7. Mr. John used to jog a lot.

Mr. John.......in the past

8. How long have you had your computer.

When........

9. In the middle of our dinner, there was a knock at the door.

While we......

10. She didn't get anyone to repair the car for her.

She repaired...........

I. Rewrite the correct form of words

1. The two girls sat in a corner exchanging some....(confine)

2. She is very....when it comes to mending things (practice)

3. No one wants to make friends with you if you go on being so.....(society)

4. The goverment must work at full tilt to promote the economy and rudece the......(efficient)

5. Mr. Phong made an......to see us at two o'clock (arrange)

6. Alexander G.B.........demonstrates his invention (success)

7. Her parents are pleased with her good.......(behave)

8. Our teacher always gives us....so that we can work hard (encourage)

9. Some of my...live in the city( relate)

10. Disneyland is one of the famous areas of....(entertain)

II. Rewrite the sentences below

1. Although his both legs were broken in the crash, he managed to get out of the car before it exploded

Despite his......

2. The architect has drawn plans for an extension to the house

Plans......

3. "How many survivors are there? ", asked the journalist

The journalish wanted to know..........

4. My French friend finds driving on the left difficult

My French friend isn't.......

5. They think the owner of the house is going on holiday

The owner..........